Address shellmodule management issues
Address shellmodule management issues

shellmodule plugins could fall over in unfortunate
ways inducing confusing.  Mitigate that risk to
some degree.

whowutwut/confluent,whowutwut/confluent,jufm/confluent,chenglch/confluent,michaelfardu/thinkconfluent,chenglch/confluent,whowutwut/confluent,xcat2/confluent,xcat2/confluent,jjohnson42/confluent,michaelfardu/thinkconfluent,jufm/confluent,jjohnson42/confluent,xcat2/confluent,michaelfardu/thinkconfluent,michaelfardu/thinkconfluent,chenglch/confluent,jufm/confluent,chenglch/confluent,whowutwut/confluent,jufm/confluent,jjohnson42/confluent,xcat2/confluent,jjohnson42/confluent,michaelfardu/thinkconfluent,xcat2/confluent,jjohnson42/confluent,chenglch/confluent,jufm/confluent